Argon 0.93 percent
carbon dioxide 0.038 percent
Answer: e. 2.5 ml
Explanation:
According to the dilution law,

where,
= concentration of stock solution = 20X
= volume of stock solution = ?
= concentration of required solution= 1X
= volume of required solution= 50 ml


Thus 2.5 ml much of a 20X tricaine stock solution is needed to dilute in order to make your solution.
Answer:
<h2><em>
B. Energy from the Sun that reaches Earth</em></h2>
Explanation:
<em>Solar energy is basically capturing the energy from the Sun and converting it into electricity. We then use that electricity to light up our homes, streets, etc.</em>
<em>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~</em>
<em>GL.</em>
Answer:
carbon dioxide answer is c